aboutsummaryrefslogtreecommitdiff
path: root/openssl/crypto/bn/bn_exp.c
diff options
context:
space:
mode:
authormarha <marha@users.sourceforge.net>2014-10-19 11:34:57 +0200
committermarha <marha@users.sourceforge.net>2014-10-19 11:34:57 +0200
commit8cd093f61168a373d919c68e0ce4e04949fa4eb6 (patch)
treed1bc1dd33da84a22d6ab30aa9f7efb79b592ffda /openssl/crypto/bn/bn_exp.c
parent9fc852414dd4e841c4e2229f55a3e41abca64ac5 (diff)
parenta14858a22f164b5accc4bd192a5d3de21d88e3d1 (diff)
downloadvcxsrv-8cd093f61168a373d919c68e0ce4e04949fa4eb6.tar.gz
vcxsrv-8cd093f61168a373d919c68e0ce4e04949fa4eb6.tar.bz2
vcxsrv-8cd093f61168a373d919c68e0ce4e04949fa4eb6.zip
Merge remote-tracking branch 'origin/released'
Conflicts: openssl/Makefile openssl/crypto/opensslconf.h
Diffstat (limited to 'openssl/crypto/bn/bn_exp.c')
-rw-r--r--openssl/crypto/bn/bn_exp.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/openssl/crypto/bn/bn_exp.c b/openssl/crypto/bn/bn_exp.c
index 5e7eb3373..611fa3262 100644
--- a/openssl/crypto/bn/bn_exp.c
+++ b/openssl/crypto/bn/bn_exp.c
@@ -874,7 +874,14 @@ int BN_mod_exp_mont_word(BIGNUM *rr, BN_ULONG a, const BIGNUM *p,
bits = BN_num_bits(p);
if (bits == 0)
{
- ret = BN_one(rr);
+ /* x**0 mod 1 is still zero. */
+ if (BN_is_one(m))
+ {
+ ret = 1;
+ BN_zero(rr);
+ }
+ else
+ ret = BN_one(rr);
return ret;
}
if (a == 0)